Finding the Fourth Proportional to 34,909,815.24, 48,175,544.68 and 20,233,994.13
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Solution
The fourth proportional to 34,909,815.24, 48,175,544.68 and 20,233,994.13 is: 27,922,911.69
Step by Step Solution
- Step 1: Write the proportion equation
34,909,815.24 : 48,175,544.68 = 20,233,994.13 : x - Step 2: Convert to fraction form
34,909,815.24/48,175,544.68 = 20,233,994.13/x - Step 3: Cross multiply
34,909,815.24x = 48,175,544.68 × 20,233,994.13 - Step 4: Simplify right side
34,909,815.24x = 974,783,688,214,087.75 - Step 5: Solve for x
x = 974,783,688,214,087.75/34,909,815.24 - Step 6: Final answer
x = 27,922,911.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.